Chapter 14 — BUILDING REGULATIONS›Article II — CALIFORNIA BUILDING CODE
Oxnard Municipal Code § 14.1 California Building Code
Oxnard Municipal Code · 2026-10 edition · updated 2026-10-20 · Oxnard
Cite as: Oxnard Municipal Code § 14.1 · Text as of 2026-10-20
14.1.4 - Plain concrete in structures assigned to Seismic Design Category C, D, E, or F.¶
14.1.4.1 Structures assigned to Seismic Design Category C, D, E, or F shall not have…¶
(a) Concrete used for fill with a minimum cement content of two (2) sacks of Portland cement per cubic yard.
(b) Isolated footings of plain concrete supporting pedestals or columns are permitted, provided the projection of the footing beyond the face of the supported member does not exceed the footing thickness.
(c) In detached one- and two-family dwellings three stories or less in height and constructed with stud-bearing walls, plain concrete footings having a total area of longitudinal reinforcing steel of not less than 0.002 times the gross cross-sectional area of the footing, with at least two continuous longitudinal reinforcing bars not smaller than No. 4 are permitted. In addition, where the foundation system consists of a plain concrete footing and a plain concrete stemwall, an additional longitudinal reinforcing bar not smaller than No. 4 shall be provided at the top of the stemwall, and vertical bars not less than No.4 shall be placed in the stemwall at 24" on center, with a standard 90 degree hook into the footing.
(Y) Section 1905.1.9: Add Section 1905.1.9 to read as follows:
1905.1.9. Modify ACI 318 Section 18.7.5, by adding Section 18.7.5.8 and 18.7.5.9 to read as follows:
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